Question.? difference between "R" and "ST" tire rating

Posted By: 69CHARGERMD

Question.? difference between "R" and "ST" tire rating - 01/24/09 02:30 PM

dumb question,,but here goes...
What is the difference between a tire that is rated R vs ST?
This is on my trailer,,,,
i have a 225/75/15 ST

IS THERE A SIZE DIFFERENCE,,,between that and a 225/75/15 R ???

thanks,,,,,,,

Posted By: gch

Re: Question.? difference between "R" and "ST" tire rating - 01/24/09 02:37 PM

R stands for radial.ST is for trailer service.Size should be the same.

Posted By: 69CHARGERMD

Re: Question.? difference between "R" and "ST" tire rating - 01/24/09 02:55 PM

thanks,,,,
i was curious if there was a difference in tire size....
thanks again.....